package com.neusoft.service;

import com.neusoft.exception.InsufficientFundsException;

import java.math.BigDecimal;

public interface CreditBillService {
    void createBill(Long walletId, BigDecimal amount) throws InsufficientFundsException;
    BigDecimal getOutstandingBill(Long walletId);
    void payBill(Long walletId, BigDecimal paymentAmount);
}

